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TM 9-1240-375-34&P
0048 00
ADJUSTMENT
NOTE
Correction and elevation counters must be set at zero.
1
2
3
1 fc 0 9 2
M17/M17A1 Quadrant
1.
Remove and discard lock wire (1).
2.
Loosen two setscrews (2 and 3).
7
2
4
3
6
5
1 fc 0 9 3
M17/M17A1 Quadrant
3.
Turn setscrew (4) and machine screw (5) until bubble in elevation level (6) levels.
4.
Tighten setscrews (2 and 3). Fill heads of setscrews (2, 3, and 4) with sealing compound (item 13, WP
0048 00-3
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